Fault code 1320: Diagnosis/troubleshooting
NOTE:
If there is no incoming signal/message via CAN comfort using several control modules, CAN comfort must be checked for open or short circuits.
DIAGNOSIS/TROUBLESHOOTING CHART
| Work instruction | Display OK | If not OK | |
|---|---|---|---|
| 1 | Read out fault memory for air conditioning control module (for fault localization) | For further fault localization, please follow the diagnosis/troubleshooting instructions for the air-conditioning system regulator control module, refer to FAULT OVERVIEW
. → End |
|
| 2 | CHECKING INSTRUCTIONS/CAN DATA BUS . | → End | |